./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label14.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 75e4bad583b741ebc4060510641be70c2620f49f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label14.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 75e4bad583b741ebc4060510641be70c2620f49f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:16,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:16,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:16,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:16,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:16,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:16,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:16,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:16,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:16,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:16,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:16,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:16,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:16,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:16,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:16,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:16,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:16,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:16,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:16,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:16,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:16,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:16,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:16,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:16,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:16,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:16,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:16,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:16,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:16,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:16,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:16,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:16,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:16,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:16,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:16,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:16,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:16,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:16,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:16,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:16,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:16,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:16,857 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:16,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:16,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:16,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:16,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:16,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:16,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:16,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:16,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:16,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:16,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:16,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:16,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:16,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:16,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:16,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:16,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:16,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:16,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:16,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:16,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:16,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:16,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:16,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:16,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:16,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:16,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:16,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:16,880 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-26 16:35:17,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:17,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:17,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:17,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:17,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:17,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-26 16:35:17,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1169dae05/23814c7970f24f39a2c49e92c510b4d0/FLAGf80df591a [2019-11-26 16:35:19,433 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:19,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-26 16:35:19,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1169dae05/23814c7970f24f39a2c49e92c510b4d0/FLAGf80df591a [2019-11-26 16:35:19,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1169dae05/23814c7970f24f39a2c49e92c510b4d0 [2019-11-26 16:35:19,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:19,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:19,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:19,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:19,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:19,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19, skipping insertion in model container [2019-11-26 16:35:19,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:20,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:22,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:23,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:24,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:24,521 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:24,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24 WrapperNode [2019-11-26 16:35:24,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:24,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:24,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:24,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:24,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:24,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:25,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:25,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:25,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:25,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:25,448 INFO L168 Benchmark]: Toolchain (without parser) took 5848.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:25,449 INFO L168 Benchmark]: CDTParser took 3.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:25,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4927.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:25,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:25,459 INFO L168 Benchmark]: Boogie Preprocessor took 419.57 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:25,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21 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 4927.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 419.57 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:29,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:29,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:29,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:29,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:29,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:29,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:29,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:29,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:29,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:29,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:29,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:29,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:29,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:29,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:29,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:29,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:29,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:29,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:29,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:29,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:29,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:29,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:29,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:29,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:29,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:29,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:29,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:29,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:29,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:29,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:29,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:29,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:29,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:29,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:29,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:29,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:29,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:29,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:29,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:29,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:29,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:29,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:29,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:29,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:29,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:29,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:29,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:29,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:29,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:29,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:29,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:29,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:29,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:29,640 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:29,640 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:29,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:29,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:29,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:29,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:29,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:29,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:29,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:29,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:29,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:29,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:29,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:29,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:29,649 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:29,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:29,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:29,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:29,653 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-26 16:35:30,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:30,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:30,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:30,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:30,317 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:30,318 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-26 16:35:30,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32aa83a9c/e0708d7014224bebaa5e6698f878700e/FLAGd93956a58 [2019-11-26 16:35:32,201 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:32,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-26 16:35:32,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32aa83a9c/e0708d7014224bebaa5e6698f878700e/FLAGd93956a58 [2019-11-26 16:35:32,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32aa83a9c/e0708d7014224bebaa5e6698f878700e [2019-11-26 16:35:32,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:32,330 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:32,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:32,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:32,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:32,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32, skipping insertion in model container [2019-11-26 16:35:32,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:32,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:35,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:35,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:37,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:37,656 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:37,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37 WrapperNode [2019-11-26 16:35:37,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:37,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:37,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:37,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:37,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:37,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:38,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:38,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:38,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:38,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:37" (1/1) ... [2019-11-26 16:35:38,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:38,754 INFO L168 Benchmark]: Toolchain (without parser) took 6419.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:38,755 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:38,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5327.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:38,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.32 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:38,766 INFO L168 Benchmark]: Boogie Preprocessor took 516.94 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:38,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 5327.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.32 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 516.94 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...