./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:51,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:51,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:51,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:51,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:51,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:51,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:51,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:51,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:51,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:51,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:51,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:51,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:51,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:51,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:51,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:51,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:51,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:51,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:51,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:51,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:51,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:51,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:51,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:51,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:51,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:51,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:51,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:51,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:51,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:51,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:51,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:51,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:51,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:51,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:51,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:51,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:51,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:51,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:51,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:51,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:51,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:51,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:51,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:51,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:51,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:51,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:51,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:51,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:51,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:51,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:51,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:51,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:51,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:51,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:51,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:51,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:51,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:51,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:51,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:51,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:51,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:51,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:51,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:51,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:51,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:51,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:51,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:51,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:51,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:51,384 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-27 15:58:51,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:51,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:51,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:51,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:51,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:51,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 15:58:52,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2c776eaa/cc2f209992154729b7d44b10ff12159f/FLAG37b81b3be [2019-11-27 15:58:53,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:53,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 15:58:53,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2c776eaa/cc2f209992154729b7d44b10ff12159f/FLAG37b81b3be [2019-11-27 15:58:53,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2c776eaa/cc2f209992154729b7d44b10ff12159f [2019-11-27 15:58:53,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:53,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:53,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:53,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:53,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:53,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:53, skipping insertion in model container [2019-11-27 15:58:53,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:53,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:55,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:55,632 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:56,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:56,561 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:56,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56 WrapperNode [2019-11-27 15:58:56,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:56,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:56,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:56,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:56,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:56,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:56,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:56,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:56,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:56,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:56,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:56,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:56,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:56,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:57,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:57,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:57,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:56" (1/1) ... [2019-11-27 15:58:57,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:57,268 INFO L168 Benchmark]: Toolchain (without parser) took 3546.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.3 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:57,269 INFO L168 Benchmark]: CDTParser took 1.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:57,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2846.13 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:57,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 344.37 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:57,279 INFO L168 Benchmark]: Boogie Preprocessor took 347.00 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:57,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 2846.13 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 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 344.37 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.00 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:01,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:01,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:01,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:01,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:01,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:01,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:01,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:01,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:01,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:01,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:01,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:01,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:01,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:01,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:01,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:01,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:01,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:01,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:01,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:01,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:01,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:01,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:01,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:01,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:01,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:01,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:01,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:01,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:01,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:01,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:01,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:01,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:01,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:01,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:01,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:01,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:01,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:01,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:01,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:01,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:01,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:01,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:01,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:01,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:01,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:01,387 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:01,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:01,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:01,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:01,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:01,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:01,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:01,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:01,394 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:01,394 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:01,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:01,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:01,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:01,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:01,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:01,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:01,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:01,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:01,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:01,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:01,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:01,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:01,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:01,405 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:01,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:01,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:01,410 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-27 15:59:02,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:02,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:02,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:02,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:02,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:02,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 15:59:02,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/829352ee5/e3f88f642d3247dfa0b221e5474fbcc3/FLAG202c66fe7 [2019-11-27 15:59:03,714 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:03,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-27 15:59:03,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/829352ee5/e3f88f642d3247dfa0b221e5474fbcc3/FLAG202c66fe7 [2019-11-27 15:59:03,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/829352ee5/e3f88f642d3247dfa0b221e5474fbcc3 [2019-11-27 15:59:03,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:03,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:03,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:03,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:03,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:03,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03, skipping insertion in model container [2019-11-27 15:59:03,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:04,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:05,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:05,827 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:06,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:06,414 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:06,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06 WrapperNode [2019-11-27 15:59:06,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:06,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:06,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:06,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:06,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:06,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,984 INFO L168 Benchmark]: Toolchain (without parser) took 3166.45 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,985 INFO L168 Benchmark]: CDTParser took 2.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:06,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2603.08 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 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. [2019-11-27 15:59:06,994 INFO L168 Benchmark]: Boogie Preprocessor took 295.40 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:07,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 2603.08 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 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. * Boogie Preprocessor took 295.40 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...