./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem07_label16.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/Problem07_label16.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 3ea0861ee6af532a2019cd65be9976b1f11064c6 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:29:40,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:29:40,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:29:40,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:29:40,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:29:40,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:29:40,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:29:40,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:29:40,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:29:40,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:29:40,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:29:40,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:29:40,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:29:40,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:29:40,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:29:40,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:29:40,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:29:40,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:29:40,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:29:40,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:29:40,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:29:40,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:29:40,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:29:40,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:29:40,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:29:40,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:29:40,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:29:40,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:29:40,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:29:40,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:29:40,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:29:40,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:29:40,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:29:40,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:29:40,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:29:40,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:29:40,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:29:40,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:29:40,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:29:40,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:29:40,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:29:40,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:29:40,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:29:40,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:29:40,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:29:40,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:29:40,459 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:29:40,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:29:40,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:29:40,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:29:40,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:29:40,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:29:40,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:29:40,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:29:40,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:29:40,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:29:40,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:29:40,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:29:40,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:29:40,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:29:40,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:29:40,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:29:40,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:29:40,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:29:40,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:29:40,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:29:40,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:29:40,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:29:40,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:29:40,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:29:40,478 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 -> 3ea0861ee6af532a2019cd65be9976b1f11064c6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:29:41,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:29:41,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:29:41,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:29:41,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:29:41,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:29:41,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2019-11-20 22:29:41,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5af5adc/8286f25e91a34ff4813386f1a2ee1047/FLAGa412d1f7d [2019-11-20 22:29:47,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:29:47,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2019-11-20 22:29:47,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5af5adc/8286f25e91a34ff4813386f1a2ee1047/FLAGa412d1f7d [2019-11-20 22:29:47,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5af5adc/8286f25e91a34ff4813386f1a2ee1047 [2019-11-20 22:29:47,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:29:47,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:29:47,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:29:47,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:29:47,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:29:47,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:29:47" (1/1) ... [2019-11-20 22:29:47,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0fe58b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:29:47, skipping insertion in model container [2019-11-20 22:29:47,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:29:47" (1/1) ... [2019-11-20 22:29:47,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:29:49,899 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:30:07,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:30:07,332 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:30:18,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:30:21,098 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:30:21,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21 WrapperNode [2019-11-20 22:30:21,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:30:21,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:30:21,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:30:21,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:30:21,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:22,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:29,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:30:29,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:30:29,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:30:29,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:30:29,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:29,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:29,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:29,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:33,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:33,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:34,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:21" (1/1) ... [2019-11-20 22:30:34,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:30:35,004 INFO L168 Benchmark]: Toolchain (without parser) took 47607.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 732.6 MB in the beginning and 205.4 MB in the end (delta: 527.2 MB). Peak memory consumption was 758.0 MB. Max. memory is 12.5 GB. [2019-11-20 22:30:35,005 INFO L168 Benchmark]: CDTParser took 3.47 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. [2019-11-20 22:30:35,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 33715.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 732.6 MB in the beginning and 291.2 MB in the end (delta: 441.4 MB). Peak memory consumption was 699.4 MB. Max. memory is 12.5 GB. [2019-11-20 22:30:35,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 8281.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 291.2 MB in the beginning and 462.4 MB in the end (delta: -171.2 MB). Peak memory consumption was 410.1 MB. Max. memory is 12.5 GB. [2019-11-20 22:30:35,018 INFO L168 Benchmark]: Boogie Preprocessor took 5599.70 ms. Allocated memory is still 1.2 GB. Free memory was 462.4 MB in the beginning and 205.4 MB in the end (delta: 257.0 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:30:35,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.47 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 33715.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 732.6 MB in the beginning and 291.2 MB in the end (delta: 441.4 MB). Peak memory consumption was 699.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8281.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 291.2 MB in the beginning and 462.4 MB in the end (delta: -171.2 MB). Peak memory consumption was 410.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5599.70 ms. Allocated memory is still 1.2 GB. Free memory was 462.4 MB in the beginning and 205.4 MB in the end (delta: 257.0 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...