./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label22.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/Problem18_label22.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 6de1757beb0e69a1ee157e33e6aac392534b98d6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label22.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 6de1757beb0e69a1ee157e33e6aac392534b98d6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:06,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:06,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:06,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:06,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:06,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:06,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:06,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:06,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:06,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:06,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:06,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:06,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:06,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:06,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:06,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:06,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:06,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:06,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:06,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:06,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:06,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:06,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:06,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:06,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:06,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:06,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:06,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:06,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:06,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:06,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:06,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:06,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:06,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:06,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:06,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:06,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:06,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:06,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:06,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:06,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:06,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:06,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:06,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:06,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:06,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:06,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:06,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:06,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:06,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:06,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:06,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:06,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:06,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:06,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:06,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:06,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:06,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:06,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:06,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:06,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:06,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:06,406 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:06,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:06,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:06,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:06,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:06,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:06,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:06,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:06,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:06,412 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 -> 6de1757beb0e69a1ee157e33e6aac392534b98d6 [2019-11-24 20:57:06,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:06,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:07,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:07,006 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:07,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:07,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-24 20:57:07,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e603bf29e/7edacc5dbb124dc383c95813a3600f99/FLAG6ac685209 [2019-11-24 20:57:08,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:08,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-24 20:57:08,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e603bf29e/7edacc5dbb124dc383c95813a3600f99/FLAG6ac685209 [2019-11-24 20:57:08,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e603bf29e/7edacc5dbb124dc383c95813a3600f99 [2019-11-24 20:57:08,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:08,852 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:08,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:08,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:08,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:08,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08, skipping insertion in model container [2019-11-24 20:57:08,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:09,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:11,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:11,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:12,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:12,534 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:12,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12 WrapperNode [2019-11-24 20:57:12,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:12,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:12,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:12,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:12,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:13,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:13,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,791 INFO L168 Benchmark]: Toolchain (without parser) took 4932.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.2 MB in the end (delta: 137.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,792 INFO L168 Benchmark]: CDTParser took 3.10 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 20:57:13,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3677.69 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 887.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 619.35 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 847.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,804 INFO L168 Benchmark]: Boogie Preprocessor took 624.11 ms. Allocated memory is still 1.0 GB. Free memory was 847.8 MB in the beginning and 813.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 3677.69 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 887.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 619.35 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 847.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 624.11 ms. Allocated memory is still 1.0 GB. Free memory was 847.8 MB in the beginning and 813.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 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 20:57:17,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:17,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:17,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:17,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:17,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:17,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:17,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:17,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:17,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:17,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:17,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:17,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:17,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:18,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:18,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:18,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:18,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:18,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:18,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:18,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:18,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:18,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:18,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:18,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:18,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:18,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:18,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:18,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:18,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:18,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:18,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:18,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:18,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:18,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:18,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:18,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:18,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:18,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:18,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:18,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:18,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:18,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:18,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:18,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:18,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:18,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:18,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:18,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:18,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:18,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:18,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:18,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:18,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:18,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:18,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:18,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:18,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:18,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:18,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:18,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:18,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:18,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:18,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:18,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:18,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:18,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:18,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:18,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:18,144 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:18,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:18,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:18,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:18,146 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 -> 6de1757beb0e69a1ee157e33e6aac392534b98d6 [2019-11-24 20:57:18,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:18,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:18,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:18,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:18,752 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:18,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-24 20:57:18,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79603a895/27a7b2ac2b774f309fa88659be5760a8/FLAGad626050a [2019-11-24 20:57:20,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:20,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label22.c [2019-11-24 20:57:20,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79603a895/27a7b2ac2b774f309fa88659be5760a8/FLAGad626050a [2019-11-24 20:57:20,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79603a895/27a7b2ac2b774f309fa88659be5760a8 [2019-11-24 20:57:20,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:20,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:20,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:20,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:20,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:20,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20, skipping insertion in model container [2019-11-24 20:57:20,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:20,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:23,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:23,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:24,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:24,619 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:24,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24 WrapperNode [2019-11-24 20:57:24,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:24,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:24,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:24,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:25,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:25,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:25,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,501 INFO L168 Benchmark]: Toolchain (without parser) took 4817.20 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,503 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:57:25,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3946.56 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 436.79 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,511 INFO L168 Benchmark]: Boogie Preprocessor took 428.02 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3946.56 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 436.79 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 428.02 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...