./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label40.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/Problem12_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label40.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 fdb71d9123684ba4fbd9e38eba69a6915dc79397 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:52:38,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:38,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:38,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:38,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:38,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:38,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:38,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:38,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:38,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:38,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:38,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:38,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:38,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:38,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:38,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:38,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:38,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:38,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:38,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:38,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:38,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:38,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:38,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:38,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:38,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:38,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:38,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:38,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:38,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:38,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:38,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:38,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:38,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:38,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:38,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:38,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:38,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:38,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:38,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:38,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:38,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:38,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:38,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:38,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:38,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:38,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:38,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:38,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:38,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:38,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:38,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:38,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:38,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:38,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:38,576 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:38,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:38,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:38,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:38,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:38,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:38,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:38,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:38,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:38,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:38,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:38,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:38,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:38,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:38,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:38,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:38,587 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-24 20:52:39,252 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:39,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:39,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:39,294 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:39,298 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:39,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-24 20:52:39,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b7857fa/a7081a47fedf43278291bd3031e0fb93/FLAGea9decd25 [2019-11-24 20:52:41,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:41,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-24 20:52:41,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b7857fa/a7081a47fedf43278291bd3031e0fb93/FLAGea9decd25 [2019-11-24 20:52:41,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b7857fa/a7081a47fedf43278291bd3031e0fb93 [2019-11-24 20:52:41,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:41,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:41,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:41,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:41,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:41,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,298 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 08:52:41, skipping insertion in model container [2019-11-24 20:52:41,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:41,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:44,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:44,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:46,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:46,294 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:46,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46 WrapperNode [2019-11-24 20:52:46,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:46,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:46,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:46,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:46,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:46,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:47,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:47,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:47,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:47,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:48,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:48,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:48,535 INFO L168 Benchmark]: Toolchain (without parser) took 7256.64 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 911.5 MB in the end (delta: 38.8 MB). Peak memory consumption was 314.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:48,536 INFO L168 Benchmark]: CDTParser took 1.13 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 20:52:48,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5023.76 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:48,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.57 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:48,549 INFO L168 Benchmark]: Boogie Preprocessor took 1384.32 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 911.5 MB in the end (delta: -159.8 MB). Peak memory consumption was 115.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:48,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 5023.76 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.57 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1384.32 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 911.5 MB in the end (delta: -159.8 MB). Peak memory consumption was 115.5 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 20:52:52,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:52,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:52,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:52,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:52,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:52,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:52,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:52,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:52,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:52,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:52,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:52,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:52,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:52,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:52,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:52,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:52,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:52,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:52,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:52,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:52,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:52,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:52,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:52,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:52,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:52,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:52,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:52,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:52,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:52,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:52,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:52,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:52,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:52,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:52,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:52,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:52,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:52,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:52,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:52,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:52,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:52,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:53,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:53,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:53,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:53,005 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:53,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:53,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:53,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:53,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:53,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:53,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:53,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:53,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:53,012 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:53,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:53,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:53,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:53,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:53,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:53,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:53,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:53,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:53,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:53,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:53,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:53,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:53,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:53,022 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:53,022 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:53,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:53,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:53,026 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 -> fdb71d9123684ba4fbd9e38eba69a6915dc79397 [2019-11-24 20:52:53,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:53,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:53,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:53,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:53,752 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:53,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-24 20:52:53,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7508f/32bb48a3b01c48fa89b99fe6bd351fcf/FLAGfea430728 [2019-11-24 20:52:55,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:55,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2019-11-24 20:52:55,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7508f/32bb48a3b01c48fa89b99fe6bd351fcf/FLAGfea430728 [2019-11-24 20:52:55,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7508f/32bb48a3b01c48fa89b99fe6bd351fcf [2019-11-24 20:52:55,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:55,715 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:55,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:55,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:55,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:55,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:55, skipping insertion in model container [2019-11-24 20:52:55,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:56,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:59,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:59,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:00,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:00,940 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:00,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00 WrapperNode [2019-11-24 20:53:00,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:00,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:00,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:00,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:01,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:01,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:01,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:01,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:02,519 INFO L168 Benchmark]: Toolchain (without parser) took 6798.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 293.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,521 INFO L168 Benchmark]: CDTParser took 0.93 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 20:53:02,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5224.61 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 632.44 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,529 INFO L168 Benchmark]: Boogie Preprocessor took 931.61 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.3 MB in the end (delta: -202.7 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 5224.61 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 632.44 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.61 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.3 MB in the end (delta: -202.7 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...