./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/Problem11_label45.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 b262ec141c475dfc6a5394c559a1d389747d1f4e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:09:53,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:09:53,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:09:53,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:09:53,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:09:53,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:09:53,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:09:53,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:09:53,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:09:53,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:09:53,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:09:53,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:09:53,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:09:53,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:09:53,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:09:53,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:09:53,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:09:53,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:09:53,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:09:53,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:09:53,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:09:53,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:09:53,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:09:53,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:09:53,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:09:53,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:09:53,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:09:53,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:09:53,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:09:53,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:09:53,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:09:53,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:09:53,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:09:53,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:09:53,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:09:53,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:09:53,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:09:53,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:09:53,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:09:53,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:09:53,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:09:53,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:09:53,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:09:53,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:09:53,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:09:53,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:09:53,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:09:53,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:09:53,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:09:53,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:09:53,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:09:53,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:09:53,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:09:53,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:09:53,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:09:53,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:09:53,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:09:53,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:09:53,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:09:53,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:09:53,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:09:53,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:09:53,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:09:53,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:09:53,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:09:53,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:09:53,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:09:53,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:09:53,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:09:53,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:09:53,667 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 -> b262ec141c475dfc6a5394c559a1d389747d1f4e [2019-11-16 21:09:54,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:09:54,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:09:54,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:09:54,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:09:54,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:09:54,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label45.c [2019-11-16 21:09:54,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669f0fdcc/5eef4b6994ff4eae904ee7d7920c3f8c/FLAG304495166 [2019-11-16 21:09:55,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:09:55,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label45.c [2019-11-16 21:09:55,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669f0fdcc/5eef4b6994ff4eae904ee7d7920c3f8c/FLAG304495166 [2019-11-16 21:09:55,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669f0fdcc/5eef4b6994ff4eae904ee7d7920c3f8c [2019-11-16 21:09:55,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:09:55,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:09:55,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:09:55,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:09:55,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:09:55,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:09:55" (1/1) ... [2019-11-16 21:09:55,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac15674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:55, skipping insertion in model container [2019-11-16 21:09:55,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:09:55" (1/1) ... [2019-11-16 21:09:55,841 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:09:55,966 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:09:57,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:09:57,262 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:09:57,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:09:57,641 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:09:57,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57 WrapperNode [2019-11-16 21:09:57,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:09:57,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:09:57,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:09:57,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:09:57,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:57,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:57,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:09:57,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:09:57,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:09:57,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:09:57,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:57,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:57,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:57,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:58,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:58,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:58,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:09:57" (1/1) ... [2019-11-16 21:09:58,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:09:58,169 INFO L168 Benchmark]: Toolchain (without parser) took 2366.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.3 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:09:58,170 INFO L168 Benchmark]: CDTParser took 2.40 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. [2019-11-16 21:09:58,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1844.74 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 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:09:58,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:09:58,179 INFO L168 Benchmark]: Boogie Preprocessor took 222.21 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:09:58,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 1844.74 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 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.21 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 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...