./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem03_label01.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 3ac182eef61e4be6845ca7d50a221fb93ac14eba ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label01.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 3ac182eef61e4be6845ca7d50a221fb93ac14eba .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:26,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:26,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:26,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:26,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:26,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:26,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:26,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:26,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:26,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:26,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:26,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:26,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:26,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:26,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:26,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:26,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:26,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:26,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:26,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:26,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:26,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:26,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:26,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:26,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:26,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:26,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:26,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:26,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:26,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:26,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:26,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:26,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:26,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:26,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:26,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:26,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:26,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:26,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:26,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:26,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:26,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:26,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:26,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:26,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:26,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:26,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:26,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:26,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:26,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:26,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:26,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:26,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:26,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:26,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:26,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:26,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:26,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:26,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:26,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:26,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:26,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:26,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:26,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:26,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:26,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:26,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:26,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:26,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:26,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:26,717 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 -> 3ac182eef61e4be6845ca7d50a221fb93ac14eba [2019-11-27 15:43:27,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:27,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:27,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:27,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:27,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:27,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-27 15:43:27,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0707941/27d759cd7a254cb4a6a24a394deaa765/FLAGeee3d1683 [2019-11-27 15:43:29,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:29,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-27 15:43:29,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0707941/27d759cd7a254cb4a6a24a394deaa765/FLAGeee3d1683 [2019-11-27 15:43:29,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0707941/27d759cd7a254cb4a6a24a394deaa765 [2019-11-27 15:43:29,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:29,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:29,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:29,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:29,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29, skipping insertion in model container [2019-11-27 15:43:29,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:29,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:31,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,038 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:31,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,685 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:31,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31 WrapperNode [2019-11-27 15:43:31,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:31,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:31,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:31,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:31,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:32,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:32,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:32,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:32,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:32,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:32,356 INFO L168 Benchmark]: Toolchain (without parser) took 3236.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 909.5 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,357 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 15:43:32,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2574.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.60 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,366 INFO L168 Benchmark]: Boogie Preprocessor took 297.10 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 909.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:32,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2574.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.60 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 297.10 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 909.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 15:43:36,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:36,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:36,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:36,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:36,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:36,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:36,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:36,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:36,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:36,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:36,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:36,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:36,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:36,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:36,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:36,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:36,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:36,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:36,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:36,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:36,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:36,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:36,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:36,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:36,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:36,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:36,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:36,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:36,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:36,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:36,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:36,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:36,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:36,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:36,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:36,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:36,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:36,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:36,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:36,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:36,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:36,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:36,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:36,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:36,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:36,459 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:36,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:36,462 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:36,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:36,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:36,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:36,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:36,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:36,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:36,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:36,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:36,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:36,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:36,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:36,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:36,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:36,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:36,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:36,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:36,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:36,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:36,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:36,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:36,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:36,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:36,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:36,478 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 -> 3ac182eef61e4be6845ca7d50a221fb93ac14eba [2019-11-27 15:43:37,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:37,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:37,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:37,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:37,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:37,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-27 15:43:37,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f2d98bc/062f0cd95d0c4203bf28f2ce5a8d7328/FLAG1252c61d8 [2019-11-27 15:43:38,691 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:38,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-27 15:43:38,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f2d98bc/062f0cd95d0c4203bf28f2ce5a8d7328/FLAG1252c61d8 [2019-11-27 15:43:38,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f2d98bc/062f0cd95d0c4203bf28f2ce5a8d7328 [2019-11-27 15:43:38,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:38,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:38,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:38,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:38,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:38,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38, skipping insertion in model container [2019-11-27 15:43:38,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:38,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:40,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:40,609 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:41,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:41,399 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:41,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41 WrapperNode [2019-11-27 15:43:41,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:41,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:41,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:41,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:41,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:41,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:41,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:41,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:41,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:42,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:42,069 INFO L168 Benchmark]: Toolchain (without parser) took 3281.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,070 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-27 15:43:42,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2616.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 333.70 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,081 INFO L168 Benchmark]: Boogie Preprocessor took 322.69 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:42,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 2616.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 333.70 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 322.69 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...