./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label06.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/Problem10_label06.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 cedd4be5c783220986647beb9a6f0a386eea1980 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label06.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 cedd4be5c783220986647beb9a6f0a386eea1980 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:44:43,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:43,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:43,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:43,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:43,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:43,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:43,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:43,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:43,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:43,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:43,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:43,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:43,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:43,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:43,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:43,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:43,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:43,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:43,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:43,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:43,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:43,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:43,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:43,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:43,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:43,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:43,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:43,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:43,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:43,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:43,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:43,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:43,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:43,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:43,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:43,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:43,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:43,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:43,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:43,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:43,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:44:43,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:43,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:43,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:43,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:43,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:43,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:43,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:43,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:44:43,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:43,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:43,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:43,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:43,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:43,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:43,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:43,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:43,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:43,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:43,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:43,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:43,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:43,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:43,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:43,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:43,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:43,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:44:43,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:44:43,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:43,391 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-26 16:44:43,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:44,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:44,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:44,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:44,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:44,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-26 16:44:44,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95af6c9f4/553bfa39a3e94f88a7fb041261960ec2/FLAGca8a92ff1 [2019-11-26 16:44:45,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:44:45,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-26 16:44:45,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95af6c9f4/553bfa39a3e94f88a7fb041261960ec2/FLAGca8a92ff1 [2019-11-26 16:44:45,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95af6c9f4/553bfa39a3e94f88a7fb041261960ec2 [2019-11-26 16:44:45,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:44:45,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:44:45,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:45,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:44:45,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:44:45,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:45" (1/1) ... [2019-11-26 16:44:45,621 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 04:44:45, skipping insertion in model container [2019-11-26 16:44:45,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:45" (1/1) ... [2019-11-26 16:44:45,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:44:45,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:44:46,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:46,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:44:47,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:47,130 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:44:47,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47 WrapperNode [2019-11-26 16:44:47,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:47,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:47,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:44:47,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:44:47,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:47,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:44:47,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:44:47,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:44:47,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:44:47,520 INFO L168 Benchmark]: Toolchain (without parser) took 1921.13 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:47,524 INFO L168 Benchmark]: CDTParser took 0.44 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 16:44:47,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:47,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:47,532 INFO L168 Benchmark]: Boogie Preprocessor took 169.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:47,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1534.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 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 16:44:51,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:51,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:51,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:51,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:51,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:51,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:51,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:51,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:51,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:51,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:51,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:51,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:51,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:51,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:51,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:51,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:51,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:51,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:51,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:51,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:51,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:51,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:51,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:51,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:51,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:51,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:51,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:51,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:51,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:51,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:51,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:51,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:51,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:51,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:51,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:51,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:51,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:51,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:51,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:51,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:51,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:44:51,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:51,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:51,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:51,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:51,608 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:51,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:51,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:51,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:51,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:51,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:51,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:51,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:51,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:44:51,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:44:51,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:51,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:51,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:51,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:51,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:51,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:51,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:51,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:51,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:51,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:51,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:51,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:51,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:44:51,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:44:51,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:51,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:44:51,627 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-26 16:44:52,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:52,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:52,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:52,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:52,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:52,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-26 16:44:52,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2babd89ef/4d604e7e7b4e434fa0fdfc99561c936e/FLAGff76c201c [2019-11-26 16:44:53,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:44:53,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-26 16:44:53,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2babd89ef/4d604e7e7b4e434fa0fdfc99561c936e/FLAGff76c201c [2019-11-26 16:44:53,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2babd89ef/4d604e7e7b4e434fa0fdfc99561c936e [2019-11-26 16:44:53,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:44:53,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:44:53,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:53,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:44:53,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:44:53,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:53" (1/1) ... [2019-11-26 16:44:53,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:53, skipping insertion in model container [2019-11-26 16:44:53,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:53" (1/1) ... [2019-11-26 16:44:53,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:44:53,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:44:54,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:54,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:44:55,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:55,357 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:44:55,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55 WrapperNode [2019-11-26 16:44:55,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:55,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:55,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:44:55,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:44:55,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:55,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:44:55,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:44:55,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:44:55,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:44:55,787 INFO L168 Benchmark]: Toolchain (without parser) took 2127.52 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:55,790 INFO L168 Benchmark]: CDTParser took 0.44 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 16:44:55,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1704.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:55,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:55,800 INFO L168 Benchmark]: Boogie Preprocessor took 215.80 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:55,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1704.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.80 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 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...