./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label42.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/Problem04_label42.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 99f0eef7a11663bfe3fcc200d0e13d28801983b4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label42.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 99f0eef7a11663bfe3fcc200d0e13d28801983b4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:40,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:40,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:40,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:40,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:40,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:40,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:40,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:40,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:40,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:40,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:40,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:40,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:40,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:40,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:40,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:40,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:40,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:40,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:40,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:40,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:40,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:40,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:40,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:40,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:40,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:40,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:40,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:40,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:40,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:40,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:40,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:40,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:40,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:40,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:40,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:40,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:40,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:40,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:40,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:40,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:40,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:40,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:40,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:40,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:40,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:40,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:40,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:40,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:40,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:40,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:40,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:40,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:40,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:40,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:40,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:40,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:40,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:40,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:40,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:40,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:40,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:40,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:40,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:40,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:40,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:40,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:40,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:40,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:40,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:40,399 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 -> 99f0eef7a11663bfe3fcc200d0e13d28801983b4 [2019-11-26 16:35:40,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:40,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:40,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:40,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:40,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:40,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-26 16:35:40,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a11154ef/e84c54d7cb7449d28673526c8974cc81/FLAGa4024a5de [2019-11-26 16:35:42,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:42,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-26 16:35:42,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a11154ef/e84c54d7cb7449d28673526c8974cc81/FLAGa4024a5de [2019-11-26 16:35:42,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a11154ef/e84c54d7cb7449d28673526c8974cc81 [2019-11-26 16:35:42,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:42,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:42,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:42,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:42,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:42,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:42" (1/1) ... [2019-11-26 16:35:42,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:42, skipping insertion in model container [2019-11-26 16:35:42,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:42" (1/1) ... [2019-11-26 16:35:42,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:42,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:44,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:44,922 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:45,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:46,053 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:46,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46 WrapperNode [2019-11-26 16:35:46,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:46,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:46,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:46,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:46,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:46,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:46,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:46,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:46,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:46" (1/1) ... [2019-11-26 16:35:46,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:46,809 INFO L168 Benchmark]: Toolchain (without parser) took 4281.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.6 MB in the end (delta: 198.7 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:46,810 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:46,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3534.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.5 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:46,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 373.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:46,820 INFO L168 Benchmark]: Boogie Preprocessor took 368.60 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:46,829 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3534.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.5 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 373.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 368.60 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 16:35:49,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:49,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:49,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:49,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:49,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:49,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:49,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:49,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:49,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:49,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:49,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:49,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:49,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:49,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:49,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:49,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:49,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:49,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:49,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:49,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:49,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:49,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:49,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:49,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:49,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:49,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:49,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:49,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:49,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:49,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:49,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:49,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:49,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:49,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:49,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:49,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:49,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:49,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:49,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:49,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:49,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:49,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:49,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:49,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:49,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:49,652 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:49,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:49,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:49,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:49,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:49,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:49,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:49,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:49,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:49,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:49,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:49,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:49,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:49,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:49,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:49,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:49,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:49,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:49,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:49,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:49,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:49,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:49,661 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:49,662 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:49,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:49,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:49,666 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 -> 99f0eef7a11663bfe3fcc200d0e13d28801983b4 [2019-11-26 16:35:50,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:50,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:50,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:50,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:50,177 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:50,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-26 16:35:50,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ef4e63e/e69c56f355a94b8bb0ca13dc2326b174/FLAGa8e6eaaf6 [2019-11-26 16:35:51,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:51,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-26 16:35:51,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ef4e63e/e69c56f355a94b8bb0ca13dc2326b174/FLAGa8e6eaaf6 [2019-11-26 16:35:51,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ef4e63e/e69c56f355a94b8bb0ca13dc2326b174 [2019-11-26 16:35:51,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:51,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:51,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:51,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:51,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:51,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:51" (1/1) ... [2019-11-26 16:35:51,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:51, skipping insertion in model container [2019-11-26 16:35:51,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:51" (1/1) ... [2019-11-26 16:35:51,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:52,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:54,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:54,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:55,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:55,235 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:55,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55 WrapperNode [2019-11-26 16:35:55,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:55,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:55,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:55,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:55,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:55,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:55,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:55,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:55,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:55,953 INFO L168 Benchmark]: Toolchain (without parser) took 4145.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 734.5 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:55,955 INFO L168 Benchmark]: CDTParser took 0.29 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 16:35:55,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3430.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 797.5 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:55,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.45 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:55,961 INFO L168 Benchmark]: Boogie Preprocessor took 350.12 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:55,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 3430.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 797.5 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.45 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 350.12 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...