./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label34.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 759e9f0580cf0b3cbc932bb728307da9134948b4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label34.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 759e9f0580cf0b3cbc932bb728307da9134948b4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:27,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:27,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:27,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:27,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:27,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:27,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:27,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:27,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:27,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:27,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:27,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:27,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:27,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:27,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:27,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:27,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:27,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:27,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:27,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:27,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:27,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:27,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:27,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:27,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:27,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:27,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:27,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:27,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:27,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:27,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:27,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:27,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:27,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:27,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:27,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:27,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:27,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:27,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:27,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:27,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:27,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:27,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:27,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:27,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:27,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:27,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:27,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:27,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:27,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:27,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:27,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:27,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:27,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:27,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:27,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:27,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:27,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:27,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:27,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:27,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:27,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:27,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:27,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:27,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:27,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:27,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:27,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:27,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:27,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:27,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:27,449 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 -> 759e9f0580cf0b3cbc932bb728307da9134948b4 [2019-11-24 20:56:27,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:28,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:28,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:28,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:28,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:28,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-24 20:56:28,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ceb267/3fe79d8d50d241e1bba182570959e999/FLAG902894c69 [2019-11-24 20:56:29,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:29,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-24 20:56:29,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ceb267/3fe79d8d50d241e1bba182570959e999/FLAG902894c69 [2019-11-24 20:56:29,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc7ceb267/3fe79d8d50d241e1bba182570959e999 [2019-11-24 20:56:29,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:29,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:29,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:29,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:29,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:29,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:29,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29, skipping insertion in model container [2019-11-24 20:56:29,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:29,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:30,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:32,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:32,447 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:33,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:33,409 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:33,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33 WrapperNode [2019-11-24 20:56:33,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:33,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:33,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:33,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:33,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:33,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:34,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:34,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:34,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:34,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:34,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:34,737 INFO L168 Benchmark]: Toolchain (without parser) took 4798.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.5 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,738 INFO L168 Benchmark]: CDTParser took 3.03 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. [2019-11-24 20:56:34,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3474.11 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 654.80 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,749 INFO L168 Benchmark]: Boogie Preprocessor took 658.19 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 3474.11 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 654.80 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 658.19 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:38,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:38,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:38,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:38,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:38,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:38,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:38,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:38,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:38,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:38,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:38,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:38,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:38,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:38,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:38,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:38,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:38,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:38,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:38,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:38,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:38,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:38,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:38,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:38,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:38,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:38,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:38,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:38,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:38,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:38,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:38,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:38,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:38,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:38,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:38,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:38,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:38,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:38,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:38,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:38,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:38,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:38,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:38,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:38,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:38,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:38,921 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:38,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:38,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:38,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:38,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:38,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:38,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:38,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:38,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:38,928 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:38,928 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:38,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:38,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:38,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:38,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:38,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:38,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:38,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:38,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:38,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:38,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:38,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:38,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:38,936 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:38,937 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:38,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:38,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:38,940 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 -> 759e9f0580cf0b3cbc932bb728307da9134948b4 [2019-11-24 20:56:39,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:39,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:39,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:39,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:39,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:39,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-24 20:56:39,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f3a780f/5d023c8cee1d4c70bf9f1d232e81ce7d/FLAGa8a70cbbd [2019-11-24 20:56:41,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:41,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-24 20:56:41,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f3a780f/5d023c8cee1d4c70bf9f1d232e81ce7d/FLAGa8a70cbbd [2019-11-24 20:56:41,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f3a780f/5d023c8cee1d4c70bf9f1d232e81ce7d [2019-11-24 20:56:41,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:41,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:41,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:41,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:41,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:41,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41, skipping insertion in model container [2019-11-24 20:56:41,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:41,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:44,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:44,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:45,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:45,304 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:45,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45 WrapperNode [2019-11-24 20:56:45,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:45,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:45,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:45,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:45,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:45,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:45,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:45,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:45,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:46,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:46,206 INFO L168 Benchmark]: Toolchain (without parser) took 4840.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,208 INFO L168 Benchmark]: CDTParser took 2.92 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. [2019-11-24 20:56:46,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3945.84 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 403.88 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,217 INFO L168 Benchmark]: Boogie Preprocessor took 481.67 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:46,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 3945.84 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 403.88 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 481.67 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...