./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label02.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/Problem19_label02.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 e501681ce3e3ec5ffc1b7a9955b4f9db9d210129 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:39:26,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:39:26,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:39:26,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:39:26,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:39:26,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:39:26,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:39:26,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:39:26,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:39:26,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:39:26,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:39:26,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:39:26,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:39:26,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:39:26,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:39:26,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:39:26,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:39:26,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:39:26,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:39:26,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:39:26,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:39:26,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:39:26,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:39:26,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:39:26,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:39:26,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:39:26,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:39:26,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:39:26,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:39:26,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:39:26,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:39:26,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:39:26,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:39:26,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:39:26,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:39:26,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:39:26,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:39:26,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:39:26,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:39:26,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:39:26,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:39:26,727 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:39:26,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:39:26,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:39:26,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:39:26,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:39:26,774 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:39:26,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:39:26,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:39:26,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:39:26,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:39:26,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:39:26,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:39:26,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:39:26,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:39:26,779 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:39:26,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:39:26,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:39:26,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:39:26,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:39:26,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:39:26,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:39:26,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:39:26,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:39:26,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:39:26,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:39:26,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:39:26,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:39:26,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:39:26,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:39:26,789 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 -> e501681ce3e3ec5ffc1b7a9955b4f9db9d210129 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:39:27,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:39:27,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:39:27,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:39:27,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:39:27,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:39:27,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2019-11-20 22:39:27,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5a183ae/c5baa18bad7b4b48823da89cc39e9427/FLAG8fcdb0fbe [2019-11-20 22:39:29,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:39:29,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label02.c [2019-11-20 22:39:29,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5a183ae/c5baa18bad7b4b48823da89cc39e9427/FLAG8fcdb0fbe [2019-11-20 22:39:29,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5a183ae/c5baa18bad7b4b48823da89cc39e9427 [2019-11-20 22:39:29,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:39:29,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:39:29,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:29,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:39:29,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:39:29,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:29" (1/1) ... [2019-11-20 22:39:29,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f13bd08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:29, skipping insertion in model container [2019-11-20 22:39:29,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:29" (1/1) ... [2019-11-20 22:39:29,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:39:30,137 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:39:34,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:34,838 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:39:37,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:37,714 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:39:37,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37 WrapperNode [2019-11-20 22:39:37,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:37,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:37,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:39:37,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:39:37,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:37,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:39,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:39,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:39:39,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:39:39,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:39:39,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:39,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:39,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:39,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:41,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:41,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:41,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:37" (1/1) ... [2019-11-20 22:39:42,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:39:42,075 INFO L168 Benchmark]: Toolchain (without parser) took 12487.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 777.8 MB in the end (delta: 155.3 MB). Peak memory consumption was 384.4 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,076 INFO L168 Benchmark]: CDTParser took 1.45 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. [2019-11-20 22:39:42,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8129.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 862.5 MB in the end (delta: 70.6 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 1831.54 ms. Allocated memory is still 1.0 GB. Free memory was 862.5 MB in the beginning and 695.4 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,086 INFO L168 Benchmark]: Boogie Preprocessor took 2515.77 ms. Allocated memory is still 1.0 GB. Free memory was 695.4 MB in the beginning and 777.8 MB in the end (delta: -82.3 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:42,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 8129.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 862.5 MB in the end (delta: 70.6 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1831.54 ms. Allocated memory is still 1.0 GB. Free memory was 862.5 MB in the beginning and 695.4 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2515.77 ms. Allocated memory is still 1.0 GB. Free memory was 695.4 MB in the beginning and 777.8 MB in the end (delta: -82.3 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...